Boy/Girl Twins

There are lots of great combinations for your boy/girl twins for Halloween. There are numerous Disney themed ideas: Mickey and Minnie Mouse, Woody and Jessie, Aladdin and Jasmine, Belle and the Beast, Cinderella and the Prince Charming, Peter Pan or Captain Hook and Wendy or Tinkerbell, Mr and Mrs Potato Head, Simba and Nala, and Lilo and Stitch.

Superhero combinations also work great for boy/girl Halloween costumes: Superman and Supergirl/Wonder Woman, Batman and Batgirl/Robin, Dash and Violet, Captain America and Black Widow, Joker and Harley Quinn, and Spiderman and Spidergirl.

Some other ideas for your boy/girl twins for their Halloween costumes: football player and cheerleader, Ken and Barbie, Prince and Princess, King and Queen, Raggedy Andy and Ann, Cleopatra and Caesar, Hansel and Gretel, Jack and Jill, Queen of Hearts and Joker, Cowboy and Indian Princess, and Greek God and Goddess.

Girl Twins

Girl twins will often want to dress as the same princess or superhero. If you are looking for coordinating costumes, here some ideas: any combination of Disney Princesses, Supergirl and Wonder Woman, Power Puff Girls, and Black Widow and Harley Quin. Other girl twin Halloween costume ideas are: Princess Leia and Rey, butterfly and ladybug, Wilma and Betty, and Dorothy and the Wicked Witch/Glinda.

When looking for costumes for your girl twins, don't rule out traditional boy costumes. These adorable Tweedle Dee and Tweedle Dum costumes (available here) are a great example of taking a traditional boy costume and turning it into a girl costume.

Unisex Costumes

Probably the most popular twin costumes are Thing 1 and Thing 2. It works for all ages and all gender twins. Almost every set of twins I know has been Thing 1 and Thing 2 at least once in their life for Halloween.

Other ideas include: Barista and Latte, a pair of dice, rain cloud and rainbow, sunflower and bee, angel and devil, Pacman and Ghost, UPS Driver and Package, two peas in a pod, puppy and kitten, crayons, and flowers.

Food combinations are also great Halloween costumes for your twins: Peanut Butter and Jelly, Salt and Pepper, Ketchup and Mustard, Milk and Cookies, Soy Sauce and Sushi, Twinkies, Mounds and Almond Joy, Lemon and Lime, Green Eggs and Ham, Fried Egg and Bacon, Spaghetti and Meatball, Burger and French Fries, and Peas and Carrots.